![](https://convum.co.jp/products/wp-content/uploads/napbts.jpg)
Consisting of fitting, setting screw, suction cup.
φ10, 15
![](https://convum.co.jp/products/wp-content/uploads/PB-type-NAPBTS-YS_01.jpg)
Attach the cup directly to the fitting
φ20~50
![](https://convum.co.jp/products/wp-content/uploads/PB-type-NAPBTS-YS_02.jpg)
Attach the cup to the fitting with setting screw
φ75~150
Screw the fitting directly to the cup
![](https://convum.co.jp/products/wp-content/uploads/PB-type-NAPBTS-YS_03-3.jpg)
φ75:
Screw the fitting
directly
into the female
screw in the cup
φ110~150:
Mounting
by bolts
those are attached to the fitting